Question: What are the formulas that contain the word "zinsstaffel" in their name ?
Paraphrase: Which formulas carry the word "zinsstaffel" in their name.
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q976981 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'zinsstaffel')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Zinsstaffel, Zinsstaffel